package logic.p7_commonClass;

import org.junit.Test;

import java.nio.charset.Charset;

/**
 * @ClassName: Java
 * @description:
 * @author: zxf
 * @create: 2021-06-13 10:16
 **/
public class StringTest {


    @Test
    public void stringTest(){
        String s = new String("abc");
        System.out.println(Charset.defaultCharset().name());
        StringBuilder builder = new StringBuilder();
        StringBuffer buffer = new StringBuffer();
    }
}

